244677776324138 has 32 divisors (see below), whose sum is σ = 383107790886912. Its totient is φ = 116978904702000.

The previous prime is 244677776324131. The next prime is 244677776324143. The reversal of 244677776324138 is 831423677776442.

It is not an unprimeable number, because it can be changed into a prime (244677776324131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1841679413 + ... + 1841812263.

It is an arithmetic number, because the mean of its divisors is an integer number (11972118465216).

Almost surely, 2^{244677776324138} is an apocalyptic number.

244677776324138 is a deficient number, since it is larger than the sum of its proper divisors (138430014562774).

244677776324138 is a wasteful number, since it uses less digits than its factorization.

244677776324138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146570.

The product of its digits is 1593188352, while the sum is 71.

The spelling of 244677776324138 in words is "two hundred forty-four trillion, six hundred seventy-seven billion, seven hundred seventy-six million, three hundred twenty-four thousand, one hundred thirty-eight".